diff --git a/requirements-dev.txt b/requirements-dev.txt
index fdb627d962..0c3ea6b5ca 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -7,7 +7,7 @@ flake8-quotes==1.0.0
 flake8==3.5.0
 flask-cors==3.0.3
 ipdb==0.11
-mysqlclient==1.3.12
+mysqlclient==1.3.13
 psycopg2-binary==2.7.5
 pycodestyle==2.3.1
 pylint==1.9.2